Base | Representation |
---|---|
bin | 10010110100010000… |
… | …00111000101101100 |
3 | 222002000201021211200 |
4 | 21122020013011230 |
5 | 131142103311340 |
6 | 4350225045500 |
7 | 505223445561 |
oct | 113210070554 |
9 | 28060637750 |
10 | 10102010220 |
11 | 4314359885 |
12 | 1b5b186890 |
13 | c4cb85c53 |
14 | 6bb918868 |
15 | 3e1d0d330 |
hex | 25a20716c |
10102010220 has 72 divisors (see below), whose sum is σ = 31699427760. Its totient is φ = 2600976000.
The previous prime is 10102010201. The next prime is 10102010239. The reversal of 10102010220 is 2201020101.
It is an interprime number because it is at equal distance from previous prime (10102010201) and next prime (10102010239).
It is a super-2 number, since 2×101020102202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 962406 + ... + 972845.
It is an arithmetic number, because the mean of its divisors is an integer number (440269830).
Almost surely, 210102010220 is an apocalyptic number.
10102010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10102010220 is an abundant number, since it is smaller than the sum of its proper divisors (21597417540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102010220 is a wasteful number, since it uses less digits than its factorization.
10102010220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1935295 (or 1935290 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 10102010220 its reverse (2201020101), we get a palindrome (12303030321).
The spelling of 10102010220 in words is "ten billion, one hundred two million, ten thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •